#logo-desc img{
/*Pour Chrome*/
content:url('http://i55.servimg.com/u/f55/11/54/56/44/v4_ban10.jpg')
}
#logo-desc img:after{
/*Pour FF*/
content:url('http://i55.servimg.com/u/f55/11/54/56/44/v4_ban10.jpg')
}

